ASM Membrane Gutter (Design Elements)

RoofStar Guarantee Standards are blue-linked

ASM Details

1 WORK INCLUDED

(1) Membranes

Membranes must be installed to RoofStar Guarantee Standards and the manufacturer's printed instructions (NOTE: Fasteners shall be installed 4” or more above the maximum water line, and gutters must include a scupper overflow drain.). Also refer to 9 Built-in Gutters in the RoofStar Guarantee Standards for ASM Roof Systems.

(2) Adhesion

Membranes must be fully adhered, where exposed, and mechanically fastened at terminations 300 mm (12") o/c

(3) Height

The minimum vertical sealed height above the maximum water level is 150 mm (6"). The membrane run up the slope will vary with roof pitch. Increase height in heavy snow regions.

(4) Ice and Water Protection

Built-in gutter membranes can be extended to act as an eave protection membrane. Underlay or eave protection membrane must overlap built-in gutter membrane by a minimum of 200 mm (8") and be installed in shingle fashion (not shown for clarity).

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2 RELATED WORK BY OTHERS

(A) Dimension

Dimensions of parapets, cants and water loading of gutters are variable and should be determined by design authority

(B) Acceptable Deck

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.

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RoofStar Guarantee Standards for ASM Roof Assemblies

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